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|
--!A cross-platform build utility based on Lua
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Copyright (C) 2015-2020, TBOOX Open Source Group.
--
-- @author ruki
-- @file process.lua
--
-- load modules
local process = require("base/process")
local sandbox = require("sandbox/sandbox")
local raise = require("sandbox/modules/raise")
local vformat = require("sandbox/modules/vformat")
-- define module
local sandbox_process = sandbox_process or {}
local sandbox_process_subprocess = sandbox_process_subprocess or {}
sandbox_process._subprocess = sandbox_process._subprocess or process._subprocess
-- wait subprocess
function sandbox_process_subprocess.wait(proc, timeout)
local ok, status, errors = proc:_wait(timeout)
if errors then
raise(errors)
end
return ok, status
end
-- close subprocess
function sandbox_process_subprocess.close(proc)
local ok, errors = proc:_close()
if not ok then
raise(errors)
end
end
-- open process
---
-- @param command the command
-- @param opt the arguments option, {outpath = "", errpath = "", envs = {"PATH=xxx", "XXX=yyy"}
--
function sandbox_process.open(command, opt)
-- check
assert(command)
-- format command first
command = vformat(command)
-- open process
local proc, errors = process.open(command, opt)
if not proc then
raise(errors)
end
-- hook subprocess interfaces
local hooked = {}
for name, func in pairs(sandbox_process_subprocess) do
if not name:startswith("_") and type(func) == "function" then
hooked["_" .. name] = proc["_" .. name] or proc[name]
hooked[name] = func
end
end
for name, func in pairs(hooked) do
proc[name] = func
end
return proc
end
-- open process with arguments
--
-- @param filename the command/file name
-- @param argv the command arguments
-- @param opt the arguments option, {outpath = "", errpath = "", envs = {"PATH=xxx", "XXX=yyy"}
--
function sandbox_process.openv(filename, argv, opt)
-- check
assert(argv)
-- format filename first
filename = vformat(filename)
-- open process
local proc, errors = process.openv(filename, argv, opt)
if not proc then
raise(errors)
end
-- hook subprocess interfaces
local hooked = {}
for name, func in pairs(sandbox_process_subprocess) do
if not name:startswith("_") and type(func) == "function" then
hooked["_" .. name] = proc["_" .. name] or proc[name]
hooked[name] = func
end
end
for name, func in pairs(hooked) do
proc[name] = func
end
return proc
end
-- wait processes
function sandbox_process.waitlist(processes, timeout)
-- check
assert(processes)
-- wait them
local count, infos = process.waitlist(processes, timeout)
if count < 0 then
raise("wait processes(%d) failed(%d)", #processes, count)
end
-- timeout or finished
return infos
end
-- async run task and echo waiting info
function sandbox_process.asyncrun(task, waitchars)
-- async run it
local ok, errors = process.asyncrun(task, waitchars)
if not ok then
raise(errors)
end
end
-- run jobs with processes
function sandbox_process.runjobs(jobfunc, total, comax, timeout, timer)
-- run them
local ok, errors = process.runjobs(jobfunc, total, comax, timeout, timer)
if not ok then
raise(errors)
end
end
-- return module
return sandbox_process
|
